package cn.com.dealme.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import cn.com.dealme.Keys;
import cn.com.dealme.error.ErrMsgManager;

public class MangerLoginCheckFilter implements Filter {

	public void doFilter(ServletRequest req, ServletResponse resp,
			FilterChain chain) throws IOException, ServletException {

		HttpSession session = ((HttpServletRequest) req).getSession();
		Object obj = session.getAttribute(Keys.Manager);
		if (obj == null) {
			((HttpServletResponse) resp).sendRedirect(ErrMsgManager
					.getResource(Keys.KeyLoginPage));
			return;
		}

		chain.doFilter(req, resp);
	}

	public void init(FilterConfig arg0) throws ServletException {
	}

	public void destroy() {

	}

}
